{"product_id":"diamondback-db-barrel-223-wylde-18-heavy-1-8-twist-black-qpq","title":"Diamondback DB Barrel .223 Wylde 18\" Heavy 1:8 Twist Black QPQ","description":"\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003eDiamondback DB Barrel 223WR18H50B7\u003c\/span\u003e\u003c\/strong\u003e is a heavy-profile replacement barrel chambered in \u003cstrong\u003e\u003cspan style=\"background-color: #ffff00;\"\u003e.223 Wylde\u003c\/span\u003e\u003c\/strong\u003e, allowing safe and accurate function with both .223 Remington and 5.56 NATO ammunition. Designed as a drop-in upgrade for the AR-15 platform, this barrel measures \u003cstrong\u003e18 inches\u003c\/strong\u003e in length and features a \u003cstrong\u003e1:8\u003c\/strong\u003e rifling twist for excellent stabilization across a wide range of bullet weights.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003eThe barrel is machined from \u003cstrong\u003e416R stainless steel\u003c\/strong\u003e for superior accuracy and corrosion resistance, then treated with a durable \u003cstrong\u003eBlack QPQ\u003c\/strong\u003e (quench-polish-quench) finish that yields a hard, low-friction surface. The heavy profile adds rigidity and heat capacity for sustained fire and improved shot-to-shot consistency, making this barrel well-suited to duty, defensive, and precision applications alike.\u003c\/span\u003e\u003c\/p\u003e\n\n\u003cp\u003e\u003cspan style=\"font-size: 14pt;\"\u003ePart of Diamondback's \u003cstrong\u003ePremium Black Series\u003c\/strong\u003e barrel line, the 223WR18H50B7 is engineered for builders and shooters looking to upgrade or replace an existing AR-15 upper with a quality component at an accessible price point.\u003c\/span\u003e\u003c\/p\u003e","brand":"Diamondback","offers":[{"title":"Default Title","offer_id":55047529955650,"sku":"178246","price":104.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0997\/7921\/5682\/files\/hires_199ccf08-4ae0-4731-a298-6d97d4c113c9.png?v=1784700578","url":"https:\/\/centerfiresystems.com\/products\/diamondback-db-barrel-223-wylde-18-heavy-1-8-twist-black-qpq","provider":"Centerfire Systems","version":"1.0","type":"link"}